Add 9/18 and 63/7
1st number: 9/18, 2nd number: 9 0/7
9/18 + 63/7 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 7 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
9/18 = 9 × 7/18 × 7 = 63/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
63/7 = 63 × 18/7 × 18 = 1134/126 - Add the two like fractions:
63/126 + 1134/126 = 63 + 1134/126 = 1197/126 - 1197/126 simplified gives 19/2
- So, 9/18 + 63/7 = 19/2
In mixed form: 91/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/36+63/7 9/18+63/14 27/18+63/7 9/54+63/7 9/18+63/21 45/18+63/7 9/90+63/7 9/18+63/35 63/18+63/7 9/18+63/49